If you had come earlier, you would have met him. 后半句不要have可以吗

题目

If you had come earlier, you would have met him. 后半句不要have可以吗
为什么要would have,不可以主句是would表示对将来虚拟

答案

这不是错综虚拟语气,后面不是对将来的虚拟而是对过去的虚拟,所以要